body{
    width:100%;
    height:100%;
    overflow-y: hidden;
    background:#000;
}

/* 背景动画css */
svg {
    display: block;
    margin: 0 auto;
  }
  
  path {
    fill: none;
    stroke: #f7b500;
    stroke-width: 1;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .particule {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1rem;
    height: 1rem;
    margin: -.5rem 0 0 -.5rem;
    border: 1px solid currentColor;
    transform: scale(0);
}

@media screen and (max-width:480px){
  .img-avatar {
    display: inline-block;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    overflow: hidden;
  }
 }
